syzbot


SYZFAIL: failed to mkdtemp

Status: upstream: reported on 2026/01/24 21:54
Reported-by: syzbot+b2b38a93003d52340952@syzkaller.appspotmail.com
First crash: 7d17h, last: 5d18h
Similar bugs (12)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 SYZFAIL: failed to mkdtemp -1 syz 385 279d 1805d 0/2 upstream: reported syz repro on 2021/02/21 23:53
android-5-15 SYZFAIL: failed to mkdtemp origin:lts -1 syz 813 465d 774d 0/2 auto-obsoleted due to no activity on 2024/12/13 10:36
linux-5.15 SYZFAIL: failed to mkdtemp (2) -1 1 5d22h 5d22h 0/3 upstream: reported on 2026/01/26 17:02
linux-6.1 SYZFAIL: failed to mkdtemp (2) -1 2 5d17h 7d20h 0/3 upstream: reported on 2026/01/24 18:54
linux-4.14 SYZFAIL: failed to mkdtemp -1 syz error 22 1251d 1805d 0/1 upstream: reported syz repro on 2021/02/22 05:35
upstream SYZFAIL: failed to mkdtemp -1 syz error inconclusive 730 1098d 1805d 0/29 auto-obsoleted due to no activity on 2023/05/10 07:53
linux-6.1 SYZFAIL: failed to mkdtemp -1 511 464d 586d 0/3 auto-obsoleted due to no activity on 2025/01/02 19:35
linux-4.19 SYZFAIL: failed to mkdtemp -1 syz error 99 1422d 1805d 0/1 upstream: reported syz repro on 2021/02/21 23:52
linux-5.15 SYZFAIL: failed to mkdtemp -1 456 464d 586d 0/3 auto-obsoleted due to no activity on 2025/01/02 16:14
android-5-10 SYZFAIL: failed to mkdtemp -1 15 1382d 1550d 0/2 auto-closed as invalid on 2022/07/20 02:36
android-5-10 SYZFAIL: failed to mkdtemp (2) -1 syz done error 2686 7d03h 986d 0/2 premoderation: reported syz repro on 2023/05/22 11:24
android-6-1 SYZFAIL: failed to mkdtemp origin:upstream -1 syz error error 1158 22d 810d 0/2 premoderation: reported syz repro on 2023/11/14 15:04

Sample crash report:
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: failed to mkdtemp
 (errno 117: Structure needs cleaning)
SYZFAIL: repeatedly failed to execute the program
proc=6 req=4096 state=1 status=67 (errno 9: Bad file descriptor)

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/01/26 20:45 linux-6.6.y cbb31f77b879 a4c52dd6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
2026/01/24 21:53 linux-6.6.y cbb31f77b879 40acda8a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: failed to mkdtemp
* Struck through repros no longer work on HEAD.